<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.4</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>881</ContextCount>
  <ElementCount>656</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>227</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>13</UnitCount>
  <MyReports>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0000001 - Document - Cover Page</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CoverPage</Role>
      <ShortName>Cover Page</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>0000002 - Document - Audit Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AuditInformation</Role>
      <ShortName>Audit Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>9952151 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>9952152 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>9952153 - Statement - CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDBALANCESHEETS</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>9952154 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDBALANCESHEETSParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>9952155 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>9952156 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITY</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>9952157 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINEQUITYParenthetical</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>9952158 - Disclosure - Presentation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Presentation</Role>
      <ShortName>Presentation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>9952159 - Disclosure - Summary of Significant Accounting Policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>9952160 - Disclosure - Revenue</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Revenue</Role>
      <ShortName>Revenue</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>9952161 - Disclosure - Receivables</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Receivables</Role>
      <ShortName>Receivables</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>9952162 - Disclosure - Inventories</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Inventories</Role>
      <ShortName>Inventories</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>9952163 - Disclosure - Property, Plant and Equipment</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/PropertyPlantandEquipment</Role>
      <ShortName>Property, Plant and Equipment</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>9952164 - Disclosure - Investments in Unconsolidated Affiliates</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliates</Role>
      <ShortName>Investments in Unconsolidated Affiliates</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>9952165 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>9952166 - Disclosure - Goodwill and Other Intangibles</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/GoodwillandOtherIntangibles</Role>
      <ShortName>Goodwill and Other Intangibles</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>9952167 - Disclosure - Debt</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/Debt</Role>
      <ShortName>Debt</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>9952168 - Disclosure - Supplier Finance Programs</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SupplierFinancePrograms</Role>
      <ShortName>Supplier Finance Programs</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>9952169 - Disclosure - Income Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxes</Role>
      <ShortName>Income Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>9952170 - Disclosure - Employee Benefit Plans and Postretirement Benefits</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefits</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>9952171 - Disclosure - Other Liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilities</Role>
      <ShortName>Other Liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>9952172 - Disclosure - Commitments and Contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CommitmentsandContingencies</Role>
      <ShortName>Commitments and Contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>9952173 - Disclosure - Financial Instruments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstruments</Role>
      <ShortName>Financial Instruments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>9952174 - Disclosure - Shareholders' Equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareholdersEquity</Role>
      <ShortName>Shareholders' Equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>9952175 - Disclosure - Share-Based Compensation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensation</Role>
      <ShortName>Share-Based Compensation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>27</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>9952176 - Disclosure - Earnings per Share</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EarningsperShare</Role>
      <ShortName>Earnings per Share</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>28</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>9952177 - Disclosure - Accumulated Other Comprehensive Income (Loss)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLoss</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss)</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>29</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>9952178 - Disclosure - Segment Reporting</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReporting</Role>
      <ShortName>Segment Reporting</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>30</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>9952179 - Disclosure - Related Party Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RelatedPartyInformation</Role>
      <ShortName>Related Party Information</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>31</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>9952180 - Disclosure - Subsequent Events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SubsequentEvents</Role>
      <ShortName>Subsequent Events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>32</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>995445 - Disclosure - Insider Trading Arrangements</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements</Role>
      <ShortName>Insider Trading Arrangements</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>33</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>995447 - Disclosure - Insider Trading Policies and Procedures</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc</Role>
      <ShortName>Insider Trading Policies and Procedures</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>34</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>995550 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure</Role>
      <ShortName>Cybersecurity Risk Management and Strategy Disclosure</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>35</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>9955511 - Disclosure - Summary of Significant Accounting Policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of Significant Accounting Policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>9955512 - Disclosure - Summary of Significant Accounting Policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of Significant Accounting Policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPolicies</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>9955513 - Disclosure - Revenue (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RevenueTables</Role>
      <ShortName>Revenue (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Revenue</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>9955514 - Disclosure - Receivables (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesTables</Role>
      <ShortName>Receivables (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Receivables</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>9955515 - Disclosure - Inventories (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InventoriesTables</Role>
      <ShortName>Inventories (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Inventories</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>9955516 - Disclosure - Property, Plant and Equipment (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/PropertyPlantandEquipmentTables</Role>
      <ShortName>Property, Plant and Equipment (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/PropertyPlantandEquipment</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>9955517 - Disclosure - Investments in Unconsolidated Affiliates (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliatesTables</Role>
      <ShortName>Investments in Unconsolidated Affiliates (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliates</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>9955518 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Leases</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>9955519 - Disclosure - Goodwill and Other Intangibles (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/GoodwillandOtherIntangiblesTables</Role>
      <ShortName>Goodwill and Other Intangibles (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/GoodwillandOtherIntangibles</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>9955520 - Disclosure - Debt (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/DebtTables</Role>
      <ShortName>Debt (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Debt</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>9955521 - Disclosure - Supplier Finance Programs (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SupplierFinanceProgramsTables</Role>
      <ShortName>Supplier Finance Programs (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SupplierFinancePrograms</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>9955522 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/IncomeTaxes</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>9955523 - Disclosure - Employee Benefit Plans and Postretirement Benefits (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsTables</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefits</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>9955524 - Disclosure - Other Liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilitiesTables</Role>
      <ShortName>Other Liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/OtherLiabilities</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>9955525 - Disclosure - Commitments and Contingencies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CommitmentsandContingenciesTables</Role>
      <ShortName>Commitments and Contingencies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/CommitmentsandContingencies</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>9955526 - Disclosure - Financial Instruments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsTables</Role>
      <ShortName>Financial Instruments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/FinancialInstruments</ParentRole>
      <Position>51</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>9955527 - Disclosure - Shareholders' Equity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareholdersEquityTables</Role>
      <ShortName>Shareholders' Equity (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/ShareholdersEquity</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>9955528 - Disclosure - Share-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensationTables</Role>
      <ShortName>Share-Based Compensation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/ShareBasedCompensation</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>9955529 - Disclosure - Earnings per Share (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EarningsperShareTables</Role>
      <ShortName>Earnings per Share (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/EarningsperShare</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>9955530 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossTables</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLoss</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>9955531 - Disclosure - Segment Reporting (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingTables</Role>
      <ShortName>Segment Reporting (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SegmentReporting</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>9955532 - Disclosure - Related Party Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RelatedPartyInformationTables</Role>
      <ShortName>Related Party Information (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/RelatedPartyInformation</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>9955533 - Disclosure - Presentation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/PresentationDetails</Role>
      <ShortName>Presentation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/Presentation</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>9955534 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPoliciesAdditionalInformationDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>59</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>9955535 - Disclosure - Summary of Significant Accounting Policies - Estimated Useful Lives of Respective Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SummaryofSignificantAccountingPoliciesEstimatedUsefulLivesofRespectiveAssetsDetails</Role>
      <ShortName>Summary of Significant Accounting Policies - Estimated Useful Lives of Respective Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>60</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>9955536 - Disclosure - Revenue - Summary of Net Revenues (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RevenueSummaryofNetRevenuesDetails</Role>
      <ShortName>Revenue - Summary of Net Revenues (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>61</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>9955537 - Disclosure - Revenue - Disaggregation of Net Revenues by Major Source (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RevenueDisaggregationofNetRevenuesbyMajorSourceDetails</Role>
      <ShortName>Revenue - Disaggregation of Net Revenues by Major Source (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>62</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>9955538 - Disclosure - Revenue - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RevenueAdditionalInformationDetails</Role>
      <ShortName>Revenue - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>63</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>9955539 - Disclosure - Receivables - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesAdditionalInformationDetails</Role>
      <ShortName>Receivables - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>64</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>9955540 - Disclosure - Receivables - Summary of Accounts and Notes Receivables (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesSummaryofAccountsandNotesReceivablesDetails</Role>
      <ShortName>Receivables - Summary of Accounts and Notes Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>65</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>9955541 - Disclosure - Receivables - Maturities of Financing Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesMaturitiesofFinancingReceivablesDetails</Role>
      <ShortName>Receivables - Maturities of Financing Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>66</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>9955542 - Disclosure - Receivables - Carrying Amount of Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesCarryingAmountofReceivablesDetails</Role>
      <ShortName>Receivables - Carrying Amount of Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>67</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>9955543 - Disclosure - Receivables - Allowance for Credit Losses Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesAllowanceforCreditLossesActivityDetails</Role>
      <ShortName>Receivables - Allowance for Credit Losses Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>68</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>9955544 - Disclosure - Receivables - Summary of Aging of Receivables (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ReceivablesSummaryofAgingofReceivablesDetails</Role>
      <ShortName>Receivables - Summary of Aging of Receivables (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>69</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>9955545 - Disclosure - Inventories (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InventoriesDetails</Role>
      <ShortName>Inventories (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/InventoriesTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>9955546 - Disclosure - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/PropertyPlantandEquipmentSummaryofPropertyPlantandEquipmentDetails</Role>
      <ShortName>Property, Plant and Equipment - Summary of Property, Plant and Equipment (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>71</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>9955547 - Disclosure - Property, Plant and Equipment - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/PropertyPlantandEquipmentAdditionalInformationDetails</Role>
      <ShortName>Property, Plant and Equipment - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>72</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>9955548 - Disclosure - Investments in Unconsolidated Affiliates - Summary of Investments in Unconsolidated Subsidiaries and Affiliates (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliatesSummaryofInvestmentsinUnconsolidatedSubsidiariesandAffiliatesDetails</Role>
      <ShortName>Investments in Unconsolidated Affiliates - Summary of Investments in Unconsolidated Subsidiaries and Affiliates (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>73</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>9955549 - Disclosure - Investments in Unconsolidated Affiliates - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliatesAdditionalInformationDetails</Role>
      <ShortName>Investments in Unconsolidated Affiliates - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>74</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>9955550 - Disclosure - Investments in Unconsolidated Affiliates - Combined Results of Operations and Financial Position Reported By Investees Accounted Using Equity Method (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/InvestmentsinUnconsolidatedAffiliatesCombinedResultsofOperationsandFinancialPositionReportedByInvesteesAccountedUsingEquityMethodDetails</Role>
      <ShortName>Investments in Unconsolidated Affiliates - Combined Results of Operations and Financial Position Reported By Investees Accounted Using Equity Method (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>75</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>9955551 - Disclosure - Leases - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/LeasesAdditionalInformationDetails</Role>
      <ShortName>Leases - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>76</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>9955552 - Disclosure - Leases - Schedule of Future Minimum Lease Payments Under Operating Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/LeasesScheduleofFutureMinimumLeasePaymentsUnderOperatingLeasesDetails</Role>
      <ShortName>Leases - Schedule of Future Minimum Lease Payments Under Operating Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>77</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>9955553 - Disclosure - Leases - Summary of Equipment on Operating Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/LeasesSummaryofEquipmentonOperatingLeasesDetails</Role>
      <ShortName>Leases - Summary of Equipment on Operating Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>78</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R79.htm</HtmlFileName>
      <LongName>9955554 - Disclosure - Leases - Schedule of Future Minimum Lease Payments to be Received (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/LeasesScheduleofFutureMinimumLeasePaymentstobeReceivedDetails</Role>
      <ShortName>Leases - Schedule of Future Minimum Lease Payments to be Received (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>79</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R80.htm</HtmlFileName>
      <LongName>9955555 - Disclosure - Goodwill and Other Intangibles - Changes in the Carrying Amount of Goodwill (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/GoodwillandOtherIntangiblesChangesintheCarryingAmountofGoodwillDetails</Role>
      <ShortName>Goodwill and Other Intangibles - Changes in the Carrying Amount of Goodwill (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>80</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R81.htm</HtmlFileName>
      <LongName>9955556 - Disclosure - Goodwill and Other Intangibles - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/GoodwillandOtherIntangiblesAdditionalInformationDetails</Role>
      <ShortName>Goodwill and Other Intangibles - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>81</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R82.htm</HtmlFileName>
      <LongName>9955557 - Disclosure - Goodwill and Other Intangibles - Other Intangible Assets and Related Accumulated Amortization (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/GoodwillandOtherIntangiblesOtherIntangibleAssetsandRelatedAccumulatedAmortizationDetails</Role>
      <ShortName>Goodwill and Other Intangibles - Other Intangible Assets and Related Accumulated Amortization (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>82</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R83.htm</HtmlFileName>
      <LongName>9955558 - Disclosure - Debt - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/DebtAdditionalInformationDetails</Role>
      <ShortName>Debt - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>83</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R84.htm</HtmlFileName>
      <LongName>9955559 - Disclosure - Debt - Summary of Issued Bond Outstanding (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/DebtSummaryofIssuedBondOutstandingDetails</Role>
      <ShortName>Debt - Summary of Issued Bond Outstanding (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>84</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R85.htm</HtmlFileName>
      <LongName>9955560 - Disclosure - Debt - Summary of Total Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/DebtSummaryofTotalDebtDetails</Role>
      <ShortName>Debt - Summary of Total Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>85</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R86.htm</HtmlFileName>
      <LongName>9955561 - Disclosure - Debt - Minimum Annual Repayments of Debt (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/DebtMinimumAnnualRepaymentsofDebtDetails</Role>
      <ShortName>Debt - Minimum Annual Repayments of Debt (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>86</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R87.htm</HtmlFileName>
      <LongName>9955562 - Disclosure - Supplier Finance Programs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SupplierFinanceProgramsDetails</Role>
      <ShortName>Supplier Finance Programs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SupplierFinanceProgramsTables</ParentRole>
      <Position>87</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R88.htm</HtmlFileName>
      <LongName>9955563 - Disclosure - Income Taxes - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesAdditionalInformationDetails</Role>
      <ShortName>Income Taxes - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>88</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R89.htm</HtmlFileName>
      <LongName>9955564 - Disclosure - Income Taxes - Sources of Income (Loss) Before Taxes and Equity in Income (Loss) of Unconsolidated Subsidiaries and Affiliates (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesSourcesofIncomeLossBeforeTaxesandEquityinIncomeLossofUnconsolidatedSubsidiariesandAffiliatesDetails</Role>
      <ShortName>Income Taxes - Sources of Income (Loss) Before Taxes and Equity in Income (Loss) of Unconsolidated Subsidiaries and Affiliates (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>89</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R90.htm</HtmlFileName>
      <LongName>9955565 - Disclosure - Income Taxes - Provision for Income Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesProvisionforIncomeTaxesDetails</Role>
      <ShortName>Income Taxes - Provision for Income Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>90</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R91.htm</HtmlFileName>
      <LongName>9955566 - Disclosure - Income Taxes - Reconciliation of the U.K. Federal Statutory Income Tax Rate (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesReconciliationoftheUKFederalStatutoryIncomeTaxRateDetails</Role>
      <ShortName>Income Taxes - Reconciliation of the U.K. Federal Statutory Income Tax Rate (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>91</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R92.htm</HtmlFileName>
      <LongName>9955567 - Disclosure - Income Taxes - Components of Net Deferred Tax Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesComponentsofNetDeferredTaxAssetsDetails</Role>
      <ShortName>Income Taxes - Components of Net Deferred Tax Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>92</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R93.htm</HtmlFileName>
      <LongName>9955568 - Disclosure - Income Taxes - Net Deferred Tax Assets Reflected in Consolidated Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesNetDeferredTaxAssetsReflectedinConsolidatedBalanceSheetsDetails</Role>
      <ShortName>Income Taxes - Net Deferred Tax Assets Reflected in Consolidated Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>93</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R94.htm</HtmlFileName>
      <LongName>9955569 - Disclosure - Income Taxes - Schedule of Income Taxes Paid, Net of Refunds (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesScheduleofIncomeTaxesPaidNetofRefundsDetails</Role>
      <ShortName>Income Taxes - Schedule of Income Taxes Paid, Net of Refunds (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>94</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R95.htm</HtmlFileName>
      <LongName>9955570 - Disclosure - Income Taxes - Reconciliation of Gross Amounts of Tax Contingencies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/IncomeTaxesReconciliationofGrossAmountsofTaxContingenciesDetails</Role>
      <ShortName>Income Taxes - Reconciliation of Gross Amounts of Tax Contingencies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>95</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R96.htm</HtmlFileName>
      <LongName>9955571 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsAdditionalInformationDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>96</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R97.htm</HtmlFileName>
      <LongName>9955572 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Defined Benefit Pension, Healthcare and Other Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsDefinedBenefitPensionHealthcareandOtherPlansDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Defined Benefit Pension, Healthcare and Other Plans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>97</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R98.htm</HtmlFileName>
      <LongName>9955573 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Defined Benefit Pension Plans by Geographical Area (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsDefinedBenefitPensionPlansbyGeographicalAreaDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Defined Benefit Pension Plans by Geographical Area (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>98</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R99.htm</HtmlFileName>
      <LongName>9955574 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Net Amounts Recognized in Consolidated Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsNetAmountsRecognizedinConsolidatedBalanceSheetsDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Net Amounts Recognized in Consolidated Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>99</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R100.htm</HtmlFileName>
      <LongName>9955575 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Pre-tax Amounts Recognized in Accumulated Other Comprehensive Income (Loss) (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsPretaxAmountsRecognizedinAccumulatedOtherComprehensiveIncomeLossDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Pre-tax Amounts Recognized in Accumulated Other Comprehensive Income (Loss) (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>100</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R101.htm</HtmlFileName>
      <LongName>9955576 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Accumulated Benefit Obligations in Excess of Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsAccumulatedBenefitObligationsinExcessofPlanAssetsDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Accumulated Benefit Obligations in Excess of Plan Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>101</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R102.htm</HtmlFileName>
      <LongName>9955577 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Projected Benefit Obligations in Excess of Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsProjectedBenefitObligationsinExcessofPlanAssetsDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Projected Benefit Obligations in Excess of Plan Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>102</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R103.htm</HtmlFileName>
      <LongName>9955578 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Net Periodic Benefit Cost (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsNetPeriodicBenefitCostDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Net Periodic Benefit Cost (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>103</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R104.htm</HtmlFileName>
      <LongName>9955579 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Net Periodic Benefit Cost Recognized in Net Income and Other Changes in Plan Assets and Benefit Obligations (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsNetPeriodicBenefitCostRecognizedinNetIncomeandOtherChangesinPlanAssetsandBenefitObligationsDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Net Periodic Benefit Cost Recognized in Net Income and Other Changes in Plan Assets and Benefit Obligations (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>104</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R105.htm</HtmlFileName>
      <LongName>9955580 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Assumptions Utilized in Determining the Funded Status and Net Periodic Cost of Defined Benefit Pension Plans and Other Postretirement Benefit Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsAssumptionsUtilizedinDeterminingtheFundedStatusandNetPeriodicCostofDefinedBenefitPensionPlansandOtherPostretirementBenefitPlansDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Assumptions Utilized in Determining the Funded Status and Net Periodic Cost of Defined Benefit Pension Plans and Other Postretirement Benefit Plans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>105</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R106.htm</HtmlFileName>
      <LongName>9955581 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Weighted Average Target Asset Allocation For All Plans (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsWeightedAverageTargetAssetAllocationForAllPlansDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Weighted Average Target Asset Allocation For All Plans (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>106</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R107.htm</HtmlFileName>
      <LongName>9955582 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Summary of Fair Value of Plan Assets by Asset Category and Level Within Fair Value Hierarchy (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsSummaryofFairValueofPlanAssetsbyAssetCategoryandLevelWithinFairValueHierarchyDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Summary of Fair Value of Plan Assets by Asset Category and Level Within Fair Value Hierarchy (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>107</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R108.htm</HtmlFileName>
      <LongName>9955583 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Changes in Level 3 Plan Assets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsChangesinLevel3PlanAssetsDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Changes in Level 3 Plan Assets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>108</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R109.htm</HtmlFileName>
      <LongName>9955584 - Disclosure - Employee Benefit Plans and Postretirement Benefits - Cash Flows Related to Total Benefits Expected to be Paid (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EmployeeBenefitPlansandPostretirementBenefitsCashFlowsRelatedtoTotalBenefitsExpectedtobePaidDetails</Role>
      <ShortName>Employee Benefit Plans and Postretirement Benefits - Cash Flows Related to Total Benefits Expected to be Paid (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>109</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R110.htm</HtmlFileName>
      <LongName>9955585 - Disclosure - Other Liabilities - Summary of Other Liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilitiesSummaryofOtherLiabilitiesDetails</Role>
      <ShortName>Other Liabilities - Summary of Other Liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>110</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R111.htm</HtmlFileName>
      <LongName>9955586 - Disclosure - Other Liabilities - Summary of Recorded Activity for Basic Warranty and Accruals for Campaign Programs (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilitiesSummaryofRecordedActivityforBasicWarrantyandAccrualsforCampaignProgramsDetails</Role>
      <ShortName>Other Liabilities - Summary of Recorded Activity for Basic Warranty and Accruals for Campaign Programs (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>111</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R112.htm</HtmlFileName>
      <LongName>9955587 - Disclosure - Other Liabilities - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilitiesAdditionalInformationDetails</Role>
      <ShortName>Other Liabilities - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>112</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R113.htm</HtmlFileName>
      <LongName>9955588 - Disclosure - Other Liabilities - Restructuring Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/OtherLiabilitiesRestructuringActivityDetails</Role>
      <ShortName>Other Liabilities - Restructuring Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>113</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R114.htm</HtmlFileName>
      <LongName>9955589 - Disclosure - Commitments and Contingencies - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CommitmentsandContingenciesAdditionalInformationDetails</Role>
      <ShortName>Commitments and Contingencies - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>114</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R115.htm</HtmlFileName>
      <LongName>9955590 - Disclosure - Commitments and Contingencies - Financial Services has Various Agreements to Extend Credit (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/CommitmentsandContingenciesFinancialServiceshasVariousAgreementstoExtendCreditDetails</Role>
      <ShortName>Commitments and Contingencies - Financial Services has Various Agreements to Extend Credit (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>115</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R116.htm</HtmlFileName>
      <LongName>9955591 - Disclosure - Financial Instruments - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsAdditionalInformationDetails</Role>
      <ShortName>Financial Instruments - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>116</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R117.htm</HtmlFileName>
      <LongName>9955592 - Disclosure - Financial Instruments - Gross Impact of Changes in Fair Value of Derivatives Designated as Cash Flow Hedges on AOCI and Net Income (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsGrossImpactofChangesinFairValueofDerivativesDesignatedasCashFlowHedgesonAOCIandNetIncomeDetails</Role>
      <ShortName>Financial Instruments - Gross Impact of Changes in Fair Value of Derivatives Designated as Cash Flow Hedges on AOCI and Net Income (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>117</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R118.htm</HtmlFileName>
      <LongName>9955593 - Disclosure - Financial Instruments - Summary of Activity in Accumulated Other Comprehensive Income Related to Derivatives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsSummaryofActivityinAccumulatedOtherComprehensiveIncomeRelatedtoDerivativesDetails</Role>
      <ShortName>Financial Instruments - Summary of Activity in Accumulated Other Comprehensive Income Related to Derivatives (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>118</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R119.htm</HtmlFileName>
      <LongName>9955594 - Disclosure - Financial Instruments - Impact of Changes in Fair Value of Fair Value Hedges and Not Designated as Hedging Instruments on Earnings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsImpactofChangesinFairValueofFairValueHedgesandNotDesignatedasHedgingInstrumentsonEarningsDetails</Role>
      <ShortName>Financial Instruments - Impact of Changes in Fair Value of Fair Value Hedges and Not Designated as Hedging Instruments on Earnings (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>119</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R120.htm</HtmlFileName>
      <LongName>9955595 - Disclosure - Financial Instruments - Fair Values of Derivatives (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsFairValuesofDerivativesDetails</Role>
      <ShortName>Financial Instruments - Fair Values of Derivatives (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>120</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R121.htm</HtmlFileName>
      <LongName>9955596 - Disclosure - Financial Instruments - Fair Value Hierarchy Levels of Assets and Liabilities Value on Recurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsFairValueHierarchyLevelsofAssetsandLiabilitiesValueonRecurringBasisDetails</Role>
      <ShortName>Financial Instruments - Fair Value Hierarchy Levels of Assets and Liabilities Value on Recurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>121</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R122.htm</HtmlFileName>
      <LongName>9955597 - Disclosure - Financial Instruments - Fair Value Hierarchy Levels of Assets and Liabilities Value on Nonrecurring Basis (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsFairValueHierarchyLevelsofAssetsandLiabilitiesValueonNonrecurringBasisDetails</Role>
      <ShortName>Financial Instruments - Fair Value Hierarchy Levels of Assets and Liabilities Value on Nonrecurring Basis (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>122</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R123.htm</HtmlFileName>
      <LongName>9955598 - Disclosure - Financial Instruments - Estimated Fair Values of Instruments Not Carried at Fair Value in Balance Sheets (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/FinancialInstrumentsEstimatedFairValuesofInstrumentsNotCarriedatFairValueinBalanceSheetsDetails</Role>
      <ShortName>Financial Instruments - Estimated Fair Values of Instruments Not Carried at Fair Value in Balance Sheets (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>123</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R124.htm</HtmlFileName>
      <LongName>9955599 - Disclosure - Shareholders' Equity - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareholdersEquityAdditionalInformationDetails</Role>
      <ShortName>Shareholders' Equity - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>124</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R125.htm</HtmlFileName>
      <LongName>9955600 - Disclosure - Shareholders' Equity - Changes in the Composition of the Share of Capital (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareholdersEquityChangesintheCompositionoftheShareofCapitalDetails</Role>
      <ShortName>Shareholders' Equity - Changes in the Composition of the Share of Capital (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>125</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R126.htm</HtmlFileName>
      <LongName>9955601 - Disclosure - Share-Based Compensation - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensationAdditionalInformationDetails</Role>
      <ShortName>Share-Based Compensation - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>126</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R127.htm</HtmlFileName>
      <LongName>9955602 - Disclosure - Share-Based Compensation - Schedule of Performance-Based Share Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensationScheduleofPerformanceBasedShareActivityDetails</Role>
      <ShortName>Share-Based Compensation - Schedule of Performance-Based Share Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>127</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R128.htm</HtmlFileName>
      <LongName>9955603 - Disclosure - Share-Based Compensation - Schedule of Restricted-Based Share Activity (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensationScheduleofRestrictedBasedShareActivityDetails</Role>
      <ShortName>Share-Based Compensation - Schedule of Restricted-Based Share Activity (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>128</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R129.htm</HtmlFileName>
      <LongName>9955604 - Disclosure - Share-Based Compensation - Additional Share Based Compensation Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/ShareBasedCompensationAdditionalShareBasedCompensationInformationDetails</Role>
      <ShortName>Share-Based Compensation - Additional Share Based Compensation Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>129</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R130.htm</HtmlFileName>
      <LongName>9955605 - Disclosure - Earnings per Share (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/EarningsperShareDetails</Role>
      <ShortName>Earnings per Share (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/EarningsperShareTables</ParentRole>
      <Position>130</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R131.htm</HtmlFileName>
      <LongName>9955606 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Components of OCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossComponentsofOCIDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) - Components of OCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>131</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R132.htm</HtmlFileName>
      <LongName>9955607 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossComponentsofAOCIDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) - Components of AOCI (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>132</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R133.htm</HtmlFileName>
      <LongName>9955608 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Schedule of Reclassifications (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofReclassificationsDetails</Role>
      <ShortName>Accumulated Other Comprehensive Income (Loss) - Schedule of Reclassifications (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/AccumulatedOtherComprehensiveIncomeLossTables</ParentRole>
      <Position>133</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R134.htm</HtmlFileName>
      <LongName>9955609 - Disclosure - Segment Reporting - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingAdditionalInformationDetails</Role>
      <ShortName>Segment Reporting - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>134</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R135.htm</HtmlFileName>
      <LongName>9955610 - Disclosure - Segment Reporting - Adjusted EBIT for Agriculture and Construction Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingAdjustedEBITforAgricultureandConstructionSegmentsDetails</Role>
      <ShortName>Segment Reporting - Adjusted EBIT for Agriculture and Construction Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>135</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R136.htm</HtmlFileName>
      <LongName>9955611 - Disclosure - Segment Reporting - Revenue from Operating Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingRevenuefromOperatingSegmentsDetails</Role>
      <ShortName>Segment Reporting - Revenue from Operating Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>136</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R137.htm</HtmlFileName>
      <LongName>9955612 - Disclosure - Segment Reporting - Revenue by Geographical Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingRevenuebyGeographicalSegmentsDetails</Role>
      <ShortName>Segment Reporting - Revenue by Geographical Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>137</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R138.htm</HtmlFileName>
      <LongName>9955613 - Disclosure - Segment Reporting - Long-lived Assets by Geographical Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SegmentReportingLonglivedAssetsbyGeographicalSegmentsDetails</Role>
      <ShortName>Segment Reporting - Long-lived Assets by Geographical Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>138</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R139.htm</HtmlFileName>
      <LongName>9955614 - Disclosure - Related Party Information - Additional Information (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RelatedPartyInformationAdditionalInformationDetails</Role>
      <ShortName>Related Party Information - Additional Information (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>139</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R140.htm</HtmlFileName>
      <LongName>9955615 - Disclosure - Related Party Information - Schedule of Related Party Transactions (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/RelatedPartyInformationScheduleofRelatedPartyTransactionsDetails</Role>
      <ShortName>Related Party Information - Schedule of Related Party Transactions (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>140</Position>
    </Report>
    <Report instance="cnhi-20251231.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R141.htm</HtmlFileName>
      <LongName>9955616 - Disclosure - Subsequent Event (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.cnhindustrial.com/role/SubsequentEventDetails</Role>
      <ShortName>Subsequent Event (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://www.cnhindustrial.com/role/SubsequentEvents</ParentRole>
      <Position>141</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="10-K" isDefinitelyFs="true" isUsgaap="true" original="cnhi-20251231.htm">cnhi-20251231.htm</File>
    <File>cnhi-20251231.xsd</File>
    <File>cnhi-20251231_cal.xml</File>
    <File>cnhi-20251231_def.xml</File>
    <File>cnhi-20251231_lab.xml</File>
    <File>cnhi-20251231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>cnhi-20251231_g1.jpg</File>
    <File>cnhi-20251231_g2.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="2629">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="15">http://xbrl.sec.gov/cyd/2025</BaseTaxonomy>
    <BaseTaxonomy items="41">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
    <BaseTaxonomy items="5">http://xbrl.sec.gov/ecd/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
